---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1626 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 5334 0 2166 7221 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:78:ec:6d brd ff:ff:ff:ff:ff:ff inet 10.32.6.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe78:ec6d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1626) 05/23/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 139.29 54.97 84.32 3625.19 40902.92 19:15:01 66.01 12.79 53.21 294.05 9643.38 19:16:01 72.34 8.53 63.81 470.05 8672.82 19:17:01 23.15 0.45 22.70 39.46 4457.12 Average: 75.24 19.21 56.02 1110.70 15946.36 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5957404 7407304 2210008 27.06 38640 1590552 708172 7.68 599564 1446196 102664 19:15:01 5635936 7366700 2531476 30.99 58384 1833920 846012 9.18 656792 1675632 156040 19:16:01 5485572 7411516 2681840 32.84 64100 2018752 667108 7.24 687720 1784796 114104 19:17:01 5477520 7416952 2689892 32.93 66208 2029332 671308 7.28 691756 1786696 18796 Average: 5639108 7400618 2528304 30.96 56833 1868139 723150 7.85 658958 1673330 97901 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 384.89 217.41 1522.46 63.21 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 76.21 57.92 531.46 16.01 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 244.14 258.82 1235.22 45.18 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 57.02 61.89 30.09 530.49 0.00 0.00 0.00 0.00 19:17:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 191.05 149.40 831.08 164.34 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1626) 05/23/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.98 0.00 2.76 3.99 1.22 69.05 19:14:02 0 24.27 0.00 1.64 1.08 1.08 71.93 19:14:02 1 25.99 0.00 1.89 2.70 1.12 68.30 19:14:02 2 13.34 0.00 2.46 10.52 1.28 72.40 19:14:02 3 28.35 0.00 5.06 1.61 1.36 63.62 19:15:01 all 23.79 0.00 1.38 1.58 1.15 72.10 19:15:01 0 26.76 0.00 1.68 0.83 1.25 69.48 19:15:01 1 17.23 0.00 1.07 1.07 0.71 79.93 19:15:01 2 44.39 0.00 2.33 4.30 2.00 46.98 19:15:01 3 6.74 0.00 0.42 0.12 0.66 92.05 19:16:01 all 38.63 0.00 1.85 1.58 2.59 55.35 19:16:01 0 36.12 0.00 0.98 0.07 2.11 60.72 19:16:01 1 40.86 0.00 2.34 3.22 2.91 50.66 19:16:01 2 41.81 0.00 1.79 1.76 2.60 52.03 19:16:01 3 35.73 0.00 2.30 1.26 2.73 57.98 19:17:01 all 20.98 0.00 1.07 0.63 0.90 76.43 19:17:01 0 7.46 0.00 0.73 0.03 0.76 91.01 19:17:01 1 2.53 0.00 0.60 2.00 0.35 94.52 19:17:01 2 31.60 0.00 1.40 0.03 1.03 65.93 19:17:01 3 42.35 0.00 1.53 0.45 1.45 54.22 Average: all 26.61 0.00 1.76 1.95 1.47 68.21 Average: 0 23.64 0.00 1.25 0.50 1.30 73.30 Average: 1 21.68 0.00 1.48 2.25 1.27 73.32 Average: 2 32.74 0.00 1.99 4.15 1.73 59.39 Average: 3 28.39 0.00 2.34 0.87 1.56 66.86